| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 24 | |
| #2 | EPO (European Patent Office) | 20 | |
| #3 | WIPO (World Intellectual Property Organization) | 18 | |
| #4 | United States | 10 | |
| #5 | China | 4 | |
| #6 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Machines | |
| #3 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Cyclones | |
| #3 | Magnetic or electrostatic solid separation | |
| #4 | Supplying combustion engines | |
| #5 | Lubricating of machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stehle Gerhard | 41 |
| #2 | Bautz Marco | 27 |
| #3 | Oberli Frank | 14 |
| #4 | Mueller Guenther | 12 |
| #5 | Fries Uwe | 9 |
| #6 | Schönfeld Dirk | 8 |
| #7 | Wozniak Sven | 8 |
| #8 | Grobe Volker | 6 |
| #9 | Erber Veronika | 4 |
| #10 | Dieter Mathias | 4 |
| Publication | Filing date | Title |
|---|---|---|
| WO2021013417A1 | Filter apparatus | |
| DE102019005326A1 | Filter device | |
| DE102019005323A1 | Filter device | |
| DE102019005325A1 | Filter device | |
| DE102019005324A1 | Filter device | |
| DE102017004174A1 | filter means | |
| DE102017003489A1 | filter means | |
| US2019009205A1 | Separating device | |
| US2018043290A1 | Filter device | |
| EP3307414A1 | Filter element | |
| EP3283192A1 | Filter device and filter element | |
| DE102014010196A1 | filter element | |
| DE102013020653A1 | Filter device, in particular in the form of an air filter device | |
| DE102013014453A1 | Filter device for fluids | |
| DE102013011865A1 | filter means | |
| DE102013011866A1 | filter means | |
| EP2919879A1 | Filter element | |
| DE102012022283A1 | Multi-layer filter element for filtering pleated filter medium in hydraulic element, has filtering medium charged with lower depressing rate of fluid filtration during fluid flow at lower surface | |
| DE102010053922B3 | Device for separating media | |
| DE102010045500A1 | Filter surface part |